# geometry

posted by
**faty** on
.

. Which of the following circles would show the locus of points in a plane 1 unit from the intersection of the lines x + y = 2 and x â€“ y = 4?

a. center (4, 2), radius = 1

b. center (3, â€“1), radius = 1

c. center (3, 1), radius = 1

d. center (0, 0), radius = 1